<template>
    <div>
        <button @click="isShowDemo=!isShowDemo">切换隐藏/显示</button>
        <Demo v-if="isShowDemo"></Demo>
    </div>
</template>

<script>
import {ref} from "vue";
import Demo from "./components/Demo.vue";

export default {
    name: 'App',
    components: {Demo},
    setup(){
        let isShowDemo=ref(true);

        return {
            isShowDemo
        }
    }
}
</script>

<style>
#app {
    font-family: Avenir, Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-align: center;
    color: #2c3e50;
    margin-top: 60px;
}
</style>
